I'm guessing they are using the Palette class from the support libs to extract the colors from the artwork: https://developer.android.com/reference/android/supp

I'm guessing they are using the Palette class from the support libs to extract the colors from the artwork: https://developer.android.com/reference/android/support/v7/graphics/Palette.html https://developer.android.com/reference/android/support/v7/g...